The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 2024
Filed:
Apr. 29, 2022
Nichia Corporation, Anan, JP;
Shoichi Kashihara, Komatsushima, JP;
Masanobu Sato, Tokushima, JP;
NICHIA CORPORATION, Anan, JP;
Abstract
A light emitting device including a fluorescent material with reduced hue, and a method of manufacturing the light emitting device are provided. A light emitting deviceincludes: a light emitting element; a first light-transmissive membercovering the light emitting element; and a light diffusing membercontained in the first light-transmissive member. The light diffusing memberincludes hollow particles. The surface of the first light-transmissive memberhas irregular shapes attributed to the light diffusing member. The first light-transmissive memberis covered with a second light-transmissive member. The second light-transmissive memberhas a convex structure in which the center is the uppermost point. The irregular shapes attributed to the light diffusing memberare covered with the second light-transmissive member